Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10920907 | Valve diagnosis method and valve diagnosis device | Manabu Miyamoto, Yasutoshi Nomura | 2021-02-16 |
| 8884375 | Semiconductor integrated circuit device | Satoshi Nakai, Jusuke Ogura | 2014-11-11 |
| 8790974 | Method of manufacturing semiconductor integrated circuit device | Satoshi Nakai, Jusuke Ogura | 2014-07-29 |
| 7642624 | Semiconductor device having a guard ring | Shigetoshi Wakayama, Matsuaki Kai, Hiroyuki Kato | 2010-01-05 |
| 7393775 | Semiconductor integrated circuit device having diagonal direction wiring and layout method therefor | — | 2008-07-01 |
| 7256474 | Semiconductor device having a guard ring | Shigetoshi Wakayama, Mutsuaki Kai, Hiroyuki Kato | 2007-08-14 |
| 7226855 | Semiconductor integrated circuit device having diagonal direction wiring and layout method therefor | — | 2007-06-05 |
| 7183659 | Semiconductor integrated circuit device having diagonal direction wiring and layout method therefor | — | 2007-02-27 |
| 7023094 | Semiconductor integrated circuit device having diagonal direction wiring and layout method therefor | — | 2006-04-04 |
| 6940317 | Level-shifter circuit properly operable with low voltage input | — | 2005-09-06 |
| 6319753 | Semiconductor device having lead terminals bent in J-shape | Seiji Ichikawa, Takeshi Umemoto, Toshiaki Nishibe, Kazunari Sato, Kunihiko Tsubota +5 more | 2001-11-20 |
| 6242797 | Semiconductor device having pellet mounted on radiating plate thereof | Seiji Ichikawa, Takeshi Umemoto, Toshiaki Nishibe, Kazunari Sato, Kunihiko Tsubota +5 more | 2001-06-05 |
| 6177720 | Method of manufacturing a semiconductor device with a pair of radiating terminals and a plurality of lead terminals formed from a single lead frame | Seiji Ichikawa, Takeshi Umemoto, Toshiaki Nishibe, Kazunari Sato, Kunihiko Tsubota +5 more | 2001-01-23 |
| 6175150 | Plastic-encapsulated semiconductor device and fabrication method thereof | Seiji Ichikawa, Takeshi Umemoto, Toshiaki Nishibe, Kazunari Sato, Kunihiko Tubota +5 more | 2001-01-16 |
| 6165818 | Method of manufacturing a semiconductor device with a pair of radiating terminals and a plurality of lead terminals formed from a single lead frame | Seiji Ichikawa, Takeshi Umemoto, Toshiaki Nishibe, Kazunari Sato, Kunihiko Tsubota +5 more | 2000-12-26 |
| 6150715 | Semiconductor device with radiation plate for high radiation character and method of manufacturing the same | Seiji Ichikawa, Takeshi Umemoto, Kazunari Sato, Kunihiko Tsubota, Yoshikazu Nishimura +5 more | 2000-11-21 |
| 6104086 | Semiconductor device having lead terminals bent in J-shape | Seiji Ichikawa, Takeshi Umemoto, Toshiaki Nishibe, Kazunari Sato, Kunihiko Tsubota +5 more | 2000-08-15 |